Patent US2646769A successfully refreshed from Google Patents.
US2646769A
Expired / Lapsed
US
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Apparatus for applying and settling coatings
Assignee: RCA Corp
•
Filing: 1949-02-24
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Granted: 1953-07-28
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Expires: 1969-02-24
Abstract
No abstract record available.
Inventors
- 👤 James B Lindsay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 14:26
CPC Classifications
H; H01; H01J; H01J9/00; H01J9/20; H01J9/22; H01J9/221; H01J9/223
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1110990A
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US1787984A
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US2084093A
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US2281079A
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US2329024A
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US2313040A
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US2316972A
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US2322211A
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US2383023A
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US2429130A
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US2539802A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-27 | 1957-01-26 | 1957-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-27 | 1961-01-26 | 1961-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-27 | 1965-01-26 | 1965-07-28 | $7700.00 | Window Closed / Lapsed |